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 * Copyright (c) 2008-2009, The KiWi Project (http://www.kiwi-project.eu)
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package kiwi.core.action.collaboration;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import javax.inject.Scope;

import kiwi.core.api.skill.SkillService;
import kiwi.core.api.socialcapital.SocialCapitalService;
import kiwi.model.recommendation.CollaborativeWorkBean;
import kiwi.model.user.User;

/**
 * 
 * 
 * @author Fred Durao, Nilay Coskun, Martin Leginus
 * 
 */
@Name("collaborationAction")
@Scope(ScopeType.CONVERSATION)
public class CollaborationAction implements Serializable {

	/**
	 * 
	 */
	private static final long serialVersionUID = 1L;
	
	@Inject
	private User currentUser;
	
	@Inject
	private SocialCapitalService socialCapitalService;
	
	@Inject(create=true)
	private SkillService skillService;	
	
	@DataModel
	private List<CollaborativeWorkBean> collaborativeWorkList = new ArrayList<CollaborativeWorkBean>();
	
	/**
	 * Compute the collaborative work (tagging, editing, rating, commenting, authoring) for all Wiki Pages
	 */
	public void computeCollaborativeWork(){
		collaborativeWorkList.clear();
		if (skillService.listUserSkills()==null || skillService.listUserSkills().isEmpty() ) {
			skillService.computeUserSkills();
		}
		if (skillService.listUserSkills()!=null) {
			collaborativeWorkList.addAll(socialCapitalService.computeCollaborativeWork());
		}else{
			FacesMessages.instance().add("KiWiUser skills could not be computed and thereby the collaborative work cannot either");
		}
	}

	/**
	 * @return
	 */
	public List<CollaborativeWorkBean> getCollaborativeWorkList() {
		return collaborativeWorkList;
	}

	/**
	 * @param collaborativeWorkList
	 */
	public void setCollaborativeWorkList(
			List<CollaborativeWorkBean> collaborativeWorkList) {
		this.collaborativeWorkList = collaborativeWorkList;
	}
	
	
}
